fix(security): lock sandbox tmp media paths to openclaw roots

test/scripts/check-no-random-messaging-tmp.test.ts

@@ -0,0 +1,36 @@
+import { describe, expect, it } from "vitest";
+import { findMessagingTmpdirCallLines } from "../../scripts/check-no-random-messaging-tmp.mjs";
+
+describe("check-no-random-messaging-tmp", () => {
+  it("finds os.tmpdir calls imported from node:os", () => {
+    const source = `
+      import os from "node:os";
+      const dir = os.tmpdir();
+    `;
+    expect(findMessagingTmpdirCallLines(source)).toEqual([3]);
+  });
+
+  it("finds tmpdir named import calls from node:os", () => {
+    const source = `
+      import { tmpdir } from "node:os";
+      const dir = tmpdir();
+    `;
+    expect(findMessagingTmpdirCallLines(source)).toEqual([3]);
+  });
+
+  it("ignores mentions in comments and strings", () => {
+    const source = `
+      // os.tmpdir()
+      const text = "tmpdir()";
+    `;
+    expect(findMessagingTmpdirCallLines(source)).toEqual([]);
+  });
+
+  it("ignores tmpdir symbols that are not imported from node:os", () => {
+    const source = `
+      const tmpdir = () => "/tmp";
+      const dir = tmpdir();
+    `;
+    expect(findMessagingTmpdirCallLines(source)).toEqual([]);
+  });
+});